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Montana Field Guide

Montana Field Guides

Tall Whitlow-grass - Draba praealta


Global Rank: G5
State Rank: SNR

Agency Status
USFWS:
USFS:
BLM:
MNPS Threat Rank:
C-value: 4

External Links






 
General Description
Biennial or short-lived perennial from a usually simple caudex. Stems branched or not, 7–30 cm. Basal leaves oblanceolate, 1–3 cm long with dentate margins. Stem leaves several, lanceolate. Vestitiure of simple to stellate hairs. Petals white, 2–3 mm long. Fruit erect-ascending, narrowly lanceolate, 8–14 × 1.5–2 mm, puberulent; style up to 0.1 mm long; lower pedicels 4–9 mm long (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Species Range
Present
 


Range Comments
Rocky Mountains from Alaska S through Yukon, NW Territories (as far N as Great Bear Lake), British Columbia and Alberta, S in U.S. to Wyoming and through Cascades to California and Nevada.

Summary of Observations Submitted for Montana
Number of Observations: 1

(Click on the following maps and charts to see full sized version) Map Help and Descriptions
Relative Density

Recency

 

(Observations spanning multiple months or years are excluded from time charts)



Habitat
Sparsely vegetated soil of rocky slopes, cliffs, open forest, stream banks; montane to lower alpine (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

References
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Citation for data on this website:
Tall Whitlow-grass — Draba praealta.  Montana Field Guide.  .  Retrieved on , from